0db15758ed
Type: improvement Signed-off-by: Maros Ondrejicka <maros.ondrejicka@pantheon.tech> Change-Id: I82a286e2872338974c1930138c30db78103ae499
331 lines
10 KiB
Go
Executable File
331 lines
10 KiB
Go
Executable File
package main
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import (
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"bytes"
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"context"
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"fmt"
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"os"
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"path/filepath"
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"git.fd.io/govpp.git/api"
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"github.com/edwarnicke/exechelper"
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"github.com/edwarnicke/govpp/binapi/af_packet"
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"github.com/edwarnicke/govpp/binapi/ethernet_types"
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interfaces "github.com/edwarnicke/govpp/binapi/interface"
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"github.com/edwarnicke/govpp/binapi/interface_types"
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ip_types "github.com/edwarnicke/govpp/binapi/ip_types"
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"github.com/edwarnicke/govpp/binapi/session"
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"github.com/edwarnicke/govpp/binapi/vlib"
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"github.com/edwarnicke/vpphelper"
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)
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func RegisterActions() {
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cfgTable = make(map[string]func([]string) *ActionResult)
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reg("echo-srv-internal", Configure2Veths)
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reg("echo-cln-internal", Configure2Veths)
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reg("echo-client", RunEchoClient)
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reg("echo-server", RunEchoServer)
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reg("vpp-proxy", ConfigureVppProxy)
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reg("vpp-envoy", ConfigureEnvoyProxy)
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reg("http-tps", ConfigureHttpTps)
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reg("2veths", Configure2Veths)
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reg("vcl-test-server", RunVclEchoServer)
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reg("vcl-test-client", RunVclEchoClient)
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}
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func configureProxyTcp(ifName0, ipAddr0, ifName1, ipAddr1 string) ConfFn {
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return func(ctx context.Context,
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vppConn api.Connection) error {
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_, err := configureAfPacket(ctx, vppConn, ifName0, ipAddr0)
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if err != nil {
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fmt.Printf("failed to create af packet: %v", err)
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return err
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}
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_, err = configureAfPacket(ctx, vppConn, ifName1, ipAddr1)
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if err != nil {
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fmt.Printf("failed to create af packet: %v", err)
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return err
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}
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return nil
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}
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}
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func ConfigureVppProxy(args []string) *ActionResult {
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ctx, cancel := newVppContext()
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defer cancel()
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con, vppErrCh := vpphelper.StartAndDialContext(ctx, vpphelper.WithVppConfig(configTemplate))
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exitOnErrCh(ctx, cancel, vppErrCh)
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confFn := configureProxyTcp("vpp0", "10.0.0.2/24", "vpp1", "10.0.1.2/24")
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err := confFn(ctx, con)
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if err != nil {
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return NewActionResult(err, ActionResultWithDesc("configuration failed"))
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}
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writeSyncFile(OkResult())
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<-ctx.Done()
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return nil
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}
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func ConfigureEnvoyProxy(args []string) *ActionResult {
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var startup Stanza
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startup.
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NewStanza("session").
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Append("enable").
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Append("use-app-socket-api").
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Append("evt_qs_memfd_seg").
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Append("event-queue-length 100000").Close()
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ctx, cancel := newVppContext()
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defer cancel()
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con, vppErrCh := vpphelper.StartAndDialContext(ctx,
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vpphelper.WithVppConfig(configTemplate+startup.ToString()),
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vpphelper.WithRootDir("/tmp/vpp-envoy"))
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exitOnErrCh(ctx, cancel, vppErrCh)
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confFn := configureProxyTcp("vpp0", "10.0.0.2/24", "vpp1", "10.0.1.2/24")
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err := confFn(ctx, con)
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if err != nil {
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return NewActionResult(err, ActionResultWithDesc("configuration failed"))
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}
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err0 := exechelper.Run("chmod 777 -R /tmp/vpp-envoy")
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if err0 != nil {
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return NewActionResult(err, ActionResultWithDesc("setting permissions failed"))
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}
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writeSyncFile(OkResult())
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<-ctx.Done()
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return nil
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}
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func getArgs() string {
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s := ""
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for i := 2; i < len(os.Args); i++ {
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s = s + " " + os.Args[i]
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}
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return s
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}
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func ApiCliInband(root, cmd string) *ActionResult {
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ctx, _ := newVppContext()
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con := vpphelper.DialContext(ctx, filepath.Join(root, "/var/run/vpp/api.sock"))
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cliInband := vlib.CliInband{Cmd: cmd}
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cliInbandReply, err := vlib.NewServiceClient(con).CliInband(ctx, &cliInband)
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return NewActionResult(err, ActionResultWithStdout(cliInbandReply.Reply))
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}
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func RunEchoClient(args []string) *ActionResult {
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outBuff := bytes.NewBuffer([]byte{})
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errBuff := bytes.NewBuffer([]byte{})
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cmd := fmt.Sprintf("vpp_echo client socket-name /tmp/echo-cln/var/run/app_ns_sockets/2 use-app-socket-api uri %s://10.10.10.1/12344", args[2])
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err := exechelper.Run(cmd,
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exechelper.WithStdout(outBuff), exechelper.WithStderr(errBuff),
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exechelper.WithStdout(os.Stdout), exechelper.WithStderr(os.Stderr))
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return NewActionResult(err, ActionResultWithStdout(string(outBuff.String())),
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ActionResultWithStderr(string(errBuff.String())))
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}
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func RunEchoServer(args []string) *ActionResult {
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cmd := fmt.Sprintf("vpp_echo server TX=RX socket-name /tmp/echo-srv/var/run/app_ns_sockets/1 use-app-socket-api uri %s://10.10.10.1/12344", args[2])
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errCh := exechelper.Start(cmd)
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select {
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case err := <-errCh:
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writeSyncFile(NewActionResult(err, ActionResultWithDesc("echo_server: ")))
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default:
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}
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writeSyncFile(OkResult())
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return nil
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}
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func RunEchoSrvInternal() *ActionResult {
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cmd := fmt.Sprintf("test echo server %s uri tcp://10.10.10.1/1234", getArgs())
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return ApiCliInband("/tmp/2veths", cmd)
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}
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func RunEchoClnInternal() *ActionResult {
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cmd := fmt.Sprintf("test echo client %s uri tcp://10.10.10.1/1234", getArgs())
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return ApiCliInband("/tmp/2veths", cmd)
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}
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func RunVclEchoServer(args []string) *ActionResult {
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f, err := os.Create("vcl_1.conf")
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if err != nil {
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return NewActionResult(err, ActionResultWithStderr(("create vcl config: ")))
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}
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fmt.Fprintf(f, vclTemplate, "/tmp/echo-srv/var/run/app_ns_sockets/1", "1")
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f.Close()
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os.Setenv("VCL_CONFIG", "/vcl_1.conf")
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cmd := fmt.Sprintf("vcl_test_server -p %s 12346", args[2])
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errCh := exechelper.Start(cmd)
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select {
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case err := <-errCh:
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writeSyncFile(NewActionResult(err, ActionResultWithDesc("vcl_test_server: ")))
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default:
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}
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writeSyncFile(OkResult())
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return nil
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}
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func RunVclEchoClient(args []string) *ActionResult {
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outBuff := bytes.NewBuffer([]byte{})
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errBuff := bytes.NewBuffer([]byte{})
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f, err := os.Create("vcl_2.conf")
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if err != nil {
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return NewActionResult(err, ActionResultWithStderr(("create vcl config: ")))
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}
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fmt.Fprintf(f, vclTemplate, "/tmp/echo-cln/var/run/app_ns_sockets/2", "2")
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f.Close()
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os.Setenv("VCL_CONFIG", "/vcl_2.conf")
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cmd := fmt.Sprintf("vcl_test_client -U -p %s 10.10.10.1 12346", args[2])
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err = exechelper.Run(cmd,
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exechelper.WithStdout(outBuff), exechelper.WithStderr(errBuff),
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exechelper.WithStdout(os.Stdout), exechelper.WithStderr(os.Stderr))
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return NewActionResult(err, ActionResultWithStdout(string(outBuff.String())),
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ActionResultWithStderr(string(errBuff.String())))
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}
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func configure2vethsTopo(ifName, interfaceAddress, namespaceId string, secret uint64, optionalHardwareAddress ...string) ConfFn {
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return func(ctx context.Context,
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vppConn api.Connection) error {
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var swIfIndex interface_types.InterfaceIndex
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var err error
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if optionalHardwareAddress == nil {
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swIfIndex, err = configureAfPacket(ctx, vppConn, ifName, interfaceAddress)
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} else {
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swIfIndex, err = configureAfPacket(ctx, vppConn, ifName, interfaceAddress, optionalHardwareAddress[0])
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}
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if err != nil {
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fmt.Printf("failed to create af packet: %v", err)
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}
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_, er := session.NewServiceClient(vppConn).AppNamespaceAddDelV2(ctx, &session.AppNamespaceAddDelV2{
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Secret: secret,
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SwIfIndex: swIfIndex,
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NamespaceID: namespaceId,
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})
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if er != nil {
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fmt.Printf("add app namespace: %v", err)
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return err
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}
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_, er1 := session.NewServiceClient(vppConn).SessionEnableDisable(ctx, &session.SessionEnableDisable{
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IsEnable: true,
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})
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if er1 != nil {
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fmt.Printf("session enable %v", err)
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return err
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}
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return nil
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}
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}
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func Configure2Veths(args []string) *ActionResult {
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var startup Stanza
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startup.
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NewStanza("session").
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Append("enable").
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Append("use-app-socket-api").Close()
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ctx, cancel := newVppContext()
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defer cancel()
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con, vppErrCh := vpphelper.StartAndDialContext(ctx,
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vpphelper.WithVppConfig(configTemplate+startup.ToString()),
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vpphelper.WithRootDir(fmt.Sprintf("/tmp/%s", args[1])))
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exitOnErrCh(ctx, cancel, vppErrCh)
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var fn func(context.Context, api.Connection) error
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if args[2] == "srv" {
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fn = configure2vethsTopo("vppsrv", "10.10.10.1/24", "1", 1)
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} else if args[2] == "srv-with-preset-hw-addr" {
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fn = configure2vethsTopo("vppsrv", "10.10.10.1/24", "1", 1, "00:00:5e:00:53:01")
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} else {
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fn = configure2vethsTopo("vppcln", "10.10.10.2/24", "2", 2)
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}
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err := fn(ctx, con)
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if err != nil {
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return NewActionResult(err, ActionResultWithDesc("configuration failed"))
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}
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writeSyncFile(OkResult())
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<-ctx.Done()
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return nil
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}
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func configureAfPacket(ctx context.Context, vppCon api.Connection,
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name, interfaceAddress string, optionalHardwareAddress ...string) (interface_types.InterfaceIndex, error) {
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var err error
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ifaceClient := interfaces.NewServiceClient(vppCon)
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afPacketCreate := af_packet.AfPacketCreateV2{
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UseRandomHwAddr: true,
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HostIfName: name,
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NumRxQueues: 1,
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}
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if len(optionalHardwareAddress) > 0 {
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afPacketCreate.HwAddr, err = ethernet_types.ParseMacAddress(optionalHardwareAddress[0])
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if err != nil {
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fmt.Printf("failed to parse mac address: %v", err)
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return 0, err
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}
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afPacketCreate.UseRandomHwAddr = false
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}
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afPacketCreateRsp, err := af_packet.NewServiceClient(vppCon).AfPacketCreateV2(ctx, &afPacketCreate)
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if err != nil {
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fmt.Printf("failed to create af packet: %v", err)
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return 0, err
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}
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_, err = ifaceClient.SwInterfaceSetFlags(ctx, &interfaces.SwInterfaceSetFlags{
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SwIfIndex: afPacketCreateRsp.SwIfIndex,
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Flags: interface_types.IF_STATUS_API_FLAG_ADMIN_UP,
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})
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if err != nil {
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fmt.Printf("set interface state up failed: %v\n", err)
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return 0, err
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}
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ipPrefix, err := ip_types.ParseAddressWithPrefix(interfaceAddress)
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if err != nil {
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fmt.Printf("parse ip address %v\n", err)
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return 0, err
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}
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ipAddress := &interfaces.SwInterfaceAddDelAddress{
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IsAdd: true,
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SwIfIndex: afPacketCreateRsp.SwIfIndex,
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Prefix: ipPrefix,
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}
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_, errx := ifaceClient.SwInterfaceAddDelAddress(ctx, ipAddress)
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if errx != nil {
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fmt.Printf("add ip address %v\n", err)
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return 0, err
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}
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return afPacketCreateRsp.SwIfIndex, nil
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}
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func ConfigureHttpTps(args []string) *ActionResult {
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ctx, cancel := newVppContext()
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defer cancel()
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con, vppErrCh := vpphelper.StartAndDialContext(ctx,
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vpphelper.WithVppConfig(configTemplate))
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exitOnErrCh(ctx, cancel, vppErrCh)
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confFn := configureProxyTcp("vpp0", "10.0.0.2/24", "vpp1", "10.0.1.2/24")
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err := confFn(ctx, con)
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if err != nil {
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return NewActionResult(err, ActionResultWithDesc("configuration failed"))
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}
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_, err = session.NewServiceClient(con).SessionEnableDisable(ctx, &session.SessionEnableDisable{
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IsEnable: true,
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})
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if err != nil {
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return NewActionResult(err, ActionResultWithDesc("configuration failed"))
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}
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Vppcli("", "http tps uri tcp://0.0.0.0/8080")
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writeSyncFile(OkResult())
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<-ctx.Done()
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return nil
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}
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